Corrosion Fig. 2Another “small” Things of Science unit that takes a single subject and goes into amazing depth. To recreate this unit you more or less just need a variety of nails and wire (see list of materials beginning on page 2 of the booklet below). Magnesium ribbon will be the hardest to source, I imagine, but any online site that supplies chemicals should sell it.

Here is the booklet:

Things of Science #335 — Corrosion